000 00329pam a2200157a 44500
008 230515b0 xxu||||| |||| 00| 0 eng d
020 _aNULL
041 _aNULL
082 _a541.223/POT
100 _a"""POTPOV
245 _aSTEREOCHEMISTRY
250 _aMIR P
260 _aNULL
_b V.M."""
_c0
300 _a0
650 _a20
999 _c615605
_d615605